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Getting the count of unique values in a column in bash
...lumns. I want to count the frequency of occurrence of the different values in a column for all the files in a folder and sort them in decreasing order of count (highest count first). How would I accomplish this in a Linux command line environment?
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HTTP Basic Authentication - what's the expected web browser experience?
...cess via Basic HTTP Authentication, what is the experience expected to be in a web browser ?
6 Answers
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Using NSPredicate to filter an NSArray based on NSDictionary keys
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It should work - as long as the data variable is actually an array containing a dictionary with the key SPORT
NSArray *data = [NSArray arrayWithObject:[NSMutableDictionary dictionaryWithObject:@"foo" forKey:@"BAR"]];
NSArray *filtered = [data filteredArrayUsingPredicate:[NSPredicate predicat...
Devise form within a different controller
I am using a devise gem for sign_in/sign_out procedures.
5 Answers
5
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Global access to Rake DSL methods is deprecated
I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line:
5 Answers
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C#: Raising an inherited event
I have a base class that contains the following events:
5 Answers
5
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How to style the with only CSS?
...ility? I know many JavaScript ways which customize the dropdown to convert into <li> , which I'm not asking about.
3...
Comments in command-line Zsh
...ash to Zsh on Ubuntu and I'm quite happy about it. However, there is something I really miss and I did not find how to achieve the same thing.
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JavaScript - cannot set property of undefined
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you never set d[a] to any value.
Because of this, d[a] evaluates to undefined, and you can't set properties on undefined.
If you add d[a] = {} right after d = {} things should work as expected.
Alternatively, you could use an object initializer:
d[a] = {
greetings: b,
data: c
};
Or yo...
What's the difference between tag and release?
Using GitHub's API, I can't get the releases list, but I can get the tags list.
1 Answer
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